- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 71/12 - Automatic release mechanisms with or without manual release
Patent holdings for IPC class H01H 71/12
Total number of patents in this class: 579
10-year publication summary
|
39
|
49
|
60
|
36
|
33
|
43
|
38
|
35
|
32
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6109 |
84 |
| Siemens AG | 24278 |
54 |
| Schneider Electric Industries SAS | 1542 |
29 |
| Siemens Industry, Inc. | 1577 |
25 |
| Eaton Corporation | 1812 |
22 |
| Hubbell Incorporated | 3360 |
16 |
| ABB Schweiz AG | 7313 |
16 |
| Lsis Co., Ltd. | 815 |
16 |
| Zhejiang Chint Electrics Co., Ltd. | 228 |
16 |
| LS ELECTRIC Co., Ltd | 767 |
15 |
| Eaton Intelligent Power Limited | 428 |
14 |
| Pass & Seymour, Inc. | 176 |
12 |
| Schneider Electric USA, Inc. | 1328 |
11 |
| ABB S.p.A. | 438 |
9 |
| Amber Semiconductor, Inc. | 38 |
9 |
| Ellenberger & Poensgen GmbH | 226 |
8 |
| Seari Electric Technology Co., Ltd. | 102 |
8 |
| Atom Power, Inc. | 28 |
7 |
| Huawei Digital Power Technologies Co. Ltd. | 2386 |
7 |
| Hitachi Energy Ltd. | 2405 |
7 |
| Other owners | 194 |